Home / 50,104.86-69,127.55-28,579.14

Finding the Fourth Proportional to 50,104.86, 69,127.55 and 28,579.14

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Solution

The fourth proportional to 50,104.86, 69,127.55 and 28,579.14 is: 39,429.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,104.86 : 69,127.55 = 28,579.14 : x
  2. Step 2: Convert to fraction form
    50,104.86/69,127.55 = 28,579.14/x
  3. Step 3: Cross multiply
    50,104.86x = 69,127.55 × 28,579.14
  4. Step 4: Simplify right side
    50,104.86x = 1,975,605,786.41
  5. Step 5: Solve for x
    x = 1,975,605,786.41/50,104.86
  6. Step 6: Final answer
    x = 39,429.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.